V$RECOVERY_AREA_USAGE displays usage information about recovery areas.
| Column | Datatype | Description | 
|---|---|---|
FILE_TYPE | 
VARCHAR2(20) | 
File type:
  | 
PERCENT_SPACE_USED | 
NUMBER | 
Percent of the recovery area that is in use | 
PERCENT_SPACE_RECLAIMABLE | 
NUMBER | 
Percent of the recovery area that is reclaimable | 
NUMBER_OF_FILES | 
NUMBER | 
Number of files in the recovery area |